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911恐怖袭击事件已过去整整10年了，美国机场的安检流程仍然频繁变化，人们的抱怨之声甚嚣尘上，有些乘客的愤怒已经到了前所未有的程度，如今美国运输安全管理局正着手进行一项重大的战略调整。

After ten whole years have passed since the 9/11 terrorist attach,  the safty check procedures at the US airports still keep changing, which has caused numerous complaints and unprecedented anger from some passengers. In response to that, the U.S. Transportation Security Administration is preparing for a vital stategic adjustment.